小编Tep*_*i14的帖子

我使用 spring3 和 hibernate4 创建了一个项目。但它无法运行。下面提供了代码和根本原因。

@Entity
@Table(name = "Songs")
public class Song implements Serializable {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    @Column(name = "ID")
    Integer id;
    @Column(name = "Name", length = 100, nullable = false)
    String name;
    @Column(name = "Category", length = 100, nullable = true)
    String category;
    @Column(name = "Singer", length = 100, nullable = true)
    String singer;
    @Column(name = "Author", length = 100, nullable = true)
    String author;
//getter & setter

我有 DAO

@Repository("musicDao")
public class MusicDaoImpl implements MusicDao { …